/**
 * 只加了api的依赖，没有加入实现，所以不会打印日志
 *
 * @Author gucb
 * @Date 2017/6/14.
 */
public class Log4jDemo {

  protected static final org.apache.logging.log4j.Logger log = org.apache.logging.log4j.LogManager
      .getLogger(Log4jDemo.class);

  public static void main(String[] args) {
    log.info("hello world");
  }
}
